397790848

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 1021403520

約数和(自身を除く): 623612672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 64, 71, 74, 91, 104, 112, 128, 142, 148, 169, 182, 208, 224, 259, 284, 296, 338, 364, 416, 448, 481, 497, 518, 568, 592, 676, 728, 832, 896, 923, 962, 994, 1036, 1136, 1183, 1184, 1352, 1456, 1664, 1846, 1924, 1988, 2072, 2272, 2366, 2368, 2627, 2704, 2912, 3367, 3692, 3848, 3976, 4144, 4544, 4732, 4736, 5254, 5408, 5824, 6253, 6461, 6734, 7384, 7696, 7952, 8288, 9088, 9464, 10508, 10816, 11648, 11999, 12506, 12922, 13468, 14768, 15392, 15904, 16576, 18389, 18928, 21016, 21632, 23998, 25012, 25844, 26936, 29536, 30784, 31808, 33152, 34151, 36778, 37856, 42032, 43771, 47996, 50024, 51688, 53872, 59072, 61568, 63616, 68302, 73556, 75712, 83993, 84064, 87542, 95992, 100048, 103376, 107744, 118144, 136604, 147112, 151424, 167986, 168128, 175084, 191984, 200096, 206752, 215488, 239057, 273208, 294224, 335972, 336256, 350168, 383968, 400192, 413504, 430976, 443963, 478114, 546416, 588448, 671944, 700336, 767936, 800384, 827008, 887926, 956228, 1092832, 1176896, 1343888, 1400672, 1535872, 1775852, 1912456, 2185664, 2353792, 2687776, 2801344, 3107741, 3551704, 3824912, 4371328, 5375552, 5602688, 6215482, 7103408, 7649824, 10751104, 12430964, 14206816, 15299648, 24861928, 28413632, 30599296, 49723856, 56827264, 99447712, 198895424, 397790848]

約数ペア:

[(1, 397790848), (2, 198895424), (4, 99447712), (7, 56827264), (8, 49723856), (13, 30599296), (14, 28413632), (16, 24861928), (26, 15299648), (28, 14206816), (32, 12430964), (37, 10751104), (52, 7649824), (56, 7103408), (64, 6215482), (71, 5602688), (74, 5375552), (91, 4371328), (104, 3824912), (112, 3551704), (128, 3107741), (142, 2801344), (148, 2687776), (169, 2353792), (182, 2185664), (208, 1912456), (224, 1775852), (259, 1535872), (284, 1400672), (296, 1343888), (338, 1176896), (364, 1092832), (416, 956228), (448, 887926), (481, 827008), (497, 800384), (518, 767936), (568, 700336), (592, 671944), (676, 588448), (728, 546416), (832, 478114), (896, 443963), (923, 430976), (962, 413504), (994, 400192), (1036, 383968), (1136, 350168), (1183, 336256), (1184, 335972), (1352, 294224), (1456, 273208), (1664, 239057), (1846, 215488), (1924, 206752), (1988, 200096), (2072, 191984), (2272, 175084), (2366, 168128), (2368, 167986), (2627, 151424), (2704, 147112), (2912, 136604), (3367, 118144), (3692, 107744), (3848, 103376), (3976, 100048), (4144, 95992), (4544, 87542), (4732, 84064), (4736, 83993), (5254, 75712), (5408, 73556), (5824, 68302), (6253, 63616), (6461, 61568), (6734, 59072), (7384, 53872), (7696, 51688), (7952, 50024), (8288, 47996), (9088, 43771), (9464, 42032), (10508, 37856), (10816, 36778), (11648, 34151), (11999, 33152), (12506, 31808), (12922, 30784), (13468, 29536), (14768, 26936), (15392, 25844), (15904, 25012), (16576, 23998), (18389, 21632), (18928, 21016)]